DNS Gurus
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16 Headers

HTTP Security Headers

Status
Strict-Transport-Security
Present
max-age=15552000; preload
Content-Security-Policy
Basic
default-src; font-src; img-src; +9 more
X-Frame-Options
Missing
Not configured
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
  • • Increase HSTS max-age to at least 1 year and add includeSubDomains
  • • Improve CSP by adding more specific directives and removing 'unsafe-inline'
  • • Add X-Frame-Options: DENY or SAMEORIGIN to prevent clickjacking
  • • Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
  • • Consider adding Permissions-Policy to control browser features

Performance Headers

3 headers
Connection
Performance
close
Transfer-Encoding
Performance
chunked
Vary
Performance
Accept-Encoding

Caching Headers

2 headers
Cache-Control
Caching
private, no-cache, no-store, max-age=0, must-revalidate
Etag
Caching
W/"v2njf40w3g6zb4"

Content Headers

1 headers
Content-Type
Content
text/html; charset=utf-8

Server Headers

2 headers
Server
Server
cloudflare
X-Powered-By
Server
Next.js

CORS Headers

0 headers
No CORS headers found

Cookies Headers

1 headers
Set-Cookie
Cookies
__cf_bm=4rofzf0AlZ29wk6RneysNRPMO.jJZOpxVlXejEm2tew-1768379289-1.0.1.1-aKRZRfA4AFXvgxGk5EeO7Cz7vV9hnPq7PuVlQscTYAT7sfrTrUqtM8ywFv0z7drBnaHMKecZ3.gpIOYSXTPQZ.LYSRj4xBPiVNXUVwVRr2A; path=/; expires=Wed, 14-Jan-26 08:58:09 GMT; domain=.republic.com; HttpOnly; Secure; SameSite=None

Other Headers

4 headers
Alt-Svc
Other
h3=":443"; ma=86400
Cf-Cache-Status
Other
DYNAMIC
Cf-Ray
Other
9bdbc21f5dd68248-IAD
Date
Other
Wed, 14 Jan 2026 08:28:09 GMT

Recommendations

Enable compression (gzip/brotli) to improve performance

Consider removing X-Powered-By header to hide server technology